diff --git a/README.md b/README.md
index cd137f5f..859ec994 100644
--- a/README.md
+++ b/README.md
@@ -57,7 +57,7 @@ Sponsor this project
 <a href="https://opensource.microsoft.com/" title="microsoft" > <img src="https://avatars0.githubusercontent.com/u/6154722" width="60px" ></a>
 <a href="http://ibm.github.io/" title="IBM" > <img src="https://avatars2.githubusercontent.com/u/1459110" width="60px" ></a>
 <a href="http://www.smartbear.com" title="SmartBear Software" > <img src="https://avatars2.githubusercontent.com/u/1644671" width="60px" ></a>
-<a href="http://nasa.github.io/" title="NASA" > <img src="https://avatars0.githubusercontent.com/u/848102" width="60px" ></a>
+<a href="https://github.com/nasa" title="NASA" > <img src="https://avatars0.githubusercontent.com/u/848102" width="60px" ></a>
 <a href="https://github.com/prettier" title="Prettier" > <img src="https://avatars0.githubusercontent.com/u/25822731" width="60px" ></a>
 <a href="http://brain.js.org/" title="brain.js" > <img src="https://avatars2.githubusercontent.com/u/23732838" width="60px" ></a>
 <a href="https://github.com/aws" title="AWS SDK" > <img src="https://avatars.githubusercontent.com/u/2232217" width="60px" ></a>
diff --git a/USERs.md b/USERs.md
index 613a5c08..d2eddd60 100644
--- a/USERs.md
+++ b/USERs.md
@@ -20,7 +20,7 @@ Please raise an issue or PR (recommended) to add your name to our User's list
 <a href="https://nevatrip.ru/" title="nevatrip" > <img src="https://avatars2.githubusercontent.com/u/35730984" width="80px" ></a>
 <a href="http://www.smartbear.com" title="SmartBear Software" > <img src="https://avatars2.githubusercontent.com/u/1644671" width="80px" ></a>
 <a href="http://eosnavigator.com/" title="nevatrip" > <img src="https://avatars1.githubusercontent.com/u/40260563" width="80px" ></a>
-<a href="http://nasa.github.io/" title="NASA" > <img src="https://avatars0.githubusercontent.com/u/848102" width="80px" ></a>
+<a href="https://github.com/nasa" title="NASA" > <img src="https://avatars0.githubusercontent.com/u/848102" width="80px" ></a>
 <a href="http://qgis.org/" title="QGIS" > <img src="https://avatars2.githubusercontent.com/u/483444" width="80px" ></a>
 <a href="http://www.craft.ai/" title="craft ai" > <img src="https://avatars1.githubusercontent.com/u/12046764" width="80px" ></a>
 <a href="http://brownspace.org/" title="Brown Space Engineering" > <img src="https://avatars2.githubusercontent.com/u/5504507" width="80px" ></a>